RT4809 - Richtek

RT4809 DC-DC Boost Converter

The RT4809 is a DC-DC boost converter which is designed to provide the power of PWM controller. The RT4809 incorporates voltage mode, fixed-frequency, pulse width modulation (PWM) circuitry with a built in N-MOSFET to achieve high efficiency and fast transient response. The RT4809 input operating range is from 2.5V to 36V. The RT4809 is an optimized design f.

Features

 Boost Converter to Supply PVO Voltage 11V
 Cycle by Cycle Current Limit Protection
 2.5V to 36V Input Supply Voltage
 Fixed 1.3MHz Switching Frequency
 RoHS Compliant and Halogen Free
 Input Supply Under-Voltage Protection Applications
 USB PD and Programmable Power Adapters Pin Configuration (TOP VIEW) PVIN NC PHASE 6 5 4 2 3 GND NC PVO SOT-23-6 Marking Information 6X=DNN 6X= : Product Code DNN : Date Code Simplified Application Circuit L N + + N-MOSFET VBUS GND BLD PGND VG V9 VCP VCN RT7790GEQ DMAG HV CS NC PLS VDD GND GATE C2 RT4809 GND PVIN NC NC .